• A life-long commitment to help growers thrive with sustainable growing practice

  January 14, 2025

  play a vital role during the introduction and rollout.’ Making biocontrol the norm In the Netherlands, the use of biocontrol has become the norm when it comes [...] for the future ‘The future holds many challenges and one of them is the severe reduction in the use of chemical agents. In fact, a lot of them are going [...] has always continued innovating and has expanded its portfolio during the years. We have the most extensive biocontrol portfolio tailored to diverse growing

• FAQ Spidex Vital

  Changes of Spidex What is the difference in the product presentation? Spidex Vital consists of all mobile stages of Phytoseiulus persimilis. The carrier material [...] different colour than the Spidex I’m used to? During production of Spidex Vital the predatory mites don`t get to eat spider mites, which cause the coloration of [...] material is the same as the current product. How will this change my existing program that has been working for years? Apart from the fact you have to switch

• Crop Protection

  ensuring the health of crops without compromising the environment. What are biocontrol agents? Biocontrol agents refer to products and methods that are based [...] minimize pest resistance, and strengthen plant resilience. The key advantages of crop protection are: Easy integration – Fits into existing farming practices [...] residues on crops. This enhances food safety and reduces the risk of pesticide residues in the food chain, addressing consumer concerns about chemical exposure

• Early blight

  spores surviving in the soil are the main source of infection. Especially wheat and barley reduce the number of surviving conidia in the soil. Use resistant [...] General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause [...] rupture. Other symptoms are brown lesions on stem and foot. On fruits, dark sunken, leathery lesions occur at the side of the stem. Life cycle and appearance

• Treatment of bumblebee stings and allergies

  epinephrine into the thigh in the case of a sting. Tests and treatments are available at the Allergology department of the RdGG (Dr de Groot) at the Diakonessehuis [...] swelling, itchiness and redness at the site of the sting, lasting for only a couple of hours. This can occur directly after the sting, but more generally it [...] it starts after some hours. The swelling or itching may last for hours or even days. In some cases, the local reaction may spread somewhat; in this case

• Pea and Bean Weevil Trap

  Place the funnel onto the green bucket Place the pheromone dispenser in the transparent top Fix the transparent top with a twist action lining up the slots [...] beans in the previous year Place the trap on the ground Ensure the trap is securely positioned on the ground to prevent it from tipping over Check the traps [...] species-specific pheromone which lures the male and female weevils into the trap. Once in the trap they cannot escape and are easy to detect, count and identify

• World Soil Day 2022

  December 2, 2022

  Every year, the Food and Agriculture Organisation of the United Nations holds a ‘World Soil Day’ during which it aims to raise awareness of the importance [...] among the most critical problems at a global level for food security and sustainability around the world. When soils are degraded and nutrients are not [...] to improve soil health. Held on the 5th of December, this year’s theme is: ‘Soils: Where Food Begins’. Throughout the world, soil nutrient loss is a major

• Chrysoperla carnea

  sheltering under the plant or the rim of the pot, during daylight hours. The larvae grasp their prey from below and lift them in their jaws. The prey is injected [...] green-veined wings. The wings cannot be folded, and at rest are held tent-like above the abdomen. The hind-wings are slightly smaller than the fore-wings. [...] populations. The larvae of green lacewings are particularly effective predators. The green lacewing Chrysoperla carnea is used for the control of the following

• Ahold Delhaize: ‘We can't sell anything without substantiated information’

  November 26, 2018

  factor in the potato, vegetable, and fruit sector for many years already. ‘Ahold Delhaize wants to firstly understand what the issues are for the ornamentals [...] bond of trust and the open exchange of information that are essential for building a relationship between the supplier and the buyer. ‘The ornamentals sector [...] According to Nienke Weidema, the ornamentals chain has two distinct sides. On the one side the supermarkets and on the other the sales channels, such as florists

• Phytophthora: symptoms starting to show

  April 7, 2021

  to manage the symptoms. What triggers the ‘fall out’? Root diseases are opportunists. In many cases, the latent population is waiting for the opportunity [...] If the demand for assimilates exceeds the supply, then the crop will naturally push resources to meet the needs of the flowers and fruit. As the plant reduces [...] reduces the investment in the roots, they retract and the diversity of the rhizosphere decreases. This leads to three things happening: The uptake of nutrients